public ActionResult AddEditMajorFormat(long?majorFormatId) { var viewModel = new AddEditMajorFormatViewModel(); if (majorFormatId.HasValue) { var drMajorFormat = CRCDataAccess.GetMajorFormat(majorFormatId.Value); drMajorFormat.MapTo(viewModel); viewModel.EnabledInd = !(drMajorFormat["DisabledDate"] is DateTime); } return(PartialView(viewModel)); }